MetroNW

Incorporated

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Q & A Sheet

Q.What Is GSB-88?


A.GSB-88 is a Gilsonite based asphalt sealant that is designed to penetrate and revitalize your pavement binder while proving a durable weather protecting topcoat.



Q.What Are The GSB-88 Benefits?


A.GSB-88 will preserve and protect your pavement, extending the service life of your asphalt and maintain a high surface PCI.



Q.How Is GSB-88 Applied?


A.To ensure even application, GSB-88 is applied thru a computerized asphalt spreader truck. Application rates are determined depending on the porosity of the pavement surface.



Q.Is GSB-88 Sanded?


Q.Although recommended by the manufacture, sanding is an option that adds a friction grit texture to the pavement. Sanding is not normally needed at a GA airport.



Q.What Is The Cure Time?


A.Typically GSB-88 is traffic ready in less than two hours after application.



Q.How Long Will It Last?


A.Depending on your traffic and climate GSB-88 will last for 4-7 years after application.



Q.Can I Re-Stripe over GSB?


A.Yes, you can re-stripe on top of GSB shortly after cure, however two coats of white paint are recommended with a few days lag time between.